From b4af2c6738614850aaca3754904f0e8e3b17f0b2 Mon Sep 17 00:00:00 2001 From: Georgios Pinitas Date: Mon, 10 Dec 2018 18:45:35 +0000 Subject: COMPMID-1710: Fixes in StrideSlice calculations. Change-Id: I66eb922f1ff15142de278bf4439a61c979f98ba7 Reviewed-on: https://review.mlplatform.org/382 Reviewed-by: Matthew Bentham Tested-by: Arm Jenkins Reviewed-by: Pablo Marquez --- arm_compute/core/utils/helpers/bit_ops.h | 52 ++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 arm_compute/core/utils/helpers/bit_ops.h (limited to 'arm_compute/core/utils/helpers/bit_ops.h') diff --git a/arm_compute/core/utils/helpers/bit_ops.h b/arm_compute/core/utils/helpers/bit_ops.h new file mode 100644 index 0000000000..fd27014a46 --- /dev/null +++ b/arm_compute/core/utils/helpers/bit_ops.h @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2018 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef __ARM_COMPUTE_UTILS_HELPERS_BIT_OPS_H__ +#define __ARM_COMPUTE_UTILS_HELPERS_BIT_OPS_H__ + +#include "arm_compute/core/utils/misc/Requires.h" + +#include + +namespace arm_compute +{ +namespace helpers +{ +namespace bit_ops +{ +/** Checks if the idx-th bit is set in an integral type + * + * @param[in] v Integral input + * @param[in] idx Index of the bit to check + * + * @return True if the idx-th bit is set else false + */ +template ::value)> +bool is_bit_set(T v, unsigned int idx) +{ + return (v & 1 << idx) != 0; +} +} // namespace bit_ops +} // namespace helpers +} // namespace arm_compute +#endif /* __ARM_COMPUTE_UTILS_HELPERS_BIT_OPS_H__ */ -- cgit v1.2.1